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It was composed of white clay containing powdered feldspar, calcium phosphate and wollastonite (CaSiO 3 ), with quartz . [ 10 ] [ 11 ] Other early European soft-paste porcelain, also a frit porcelain, was produced at the Rouen manufactory in 1673, which was known for this reason as "Porcelaine française". [ 12 ]
Kaolinite (/ ˈ k eɪ. ə l ə ˌ n aɪ t,-l ɪ-/ KAY-ə-lə-nyte, -lih-; also called kaolin) [5] [6] [7] is a clay mineral, with the chemical composition Al 2 Si 2 O 5 4.It is a layered silicate mineral, with one tetrahedral sheet of silica (SiO 4) linked through oxygen atoms to one octahedral sheet of alumina (AlO 6).
Clay is a type of fine-grained natural soil material containing clay minerals [1] (hydrous aluminium phyllosilicates, e.g. kaolinite, Al 2 Si 2 O 5 4). Most pure clay minerals are white or light-coloured, but natural clays show a variety of colours from impurities, such as a reddish or brownish colour from small amounts of iron oxide. [2] [3]
Barbotine is the French for ceramic slip, or a mixture of clay and water used for moulding or decorating pottery. [1] In English the term is used for three different techniques of decorating pottery, though in all cases mainly for historical works. For clarity, these types are numbered here as A-C (which are not standard terms).
White Clay Hundred, an unincorporated subdivision of New Castle, Delaware; White Clay Creek, a tributary of the Christina River, in southern Pennsylvania and northern Delaware; Bangladesh. White clay of Bijoypur, a significant mineral resource located in the Bijoypur area of Durgapur Upazila in the Netrokona district of Bangladesh.
The quality and reactivity of metakaolin is strongly dependent of the characteristics of the raw material used. Metakaolin can be produced from a variety of primary and secondary sources containing kaolinite:Metakaolin is a dehydrated form of kaolinite, a type of clay mineral. Kaolinite-rich minerals are also referred to as china clay or kaolin ...
Sepiolite, [5] also known in English by the German name meerschaum (/ ˈ m ɪər ʃ ɔː m / MEER-shawm, /-ʃ əm /-shəm; German: [ˈmeːɐ̯ʃaʊm] ⓘ; meaning "sea foam"), is a soft white clay mineral, often used to make tobacco pipes (known as meerschaum pipes).
A group of hydrous aluminium phyllosilicate minerals. Often also used to refer to the clay body, which sometimes may only contain small amounts of clay minerals. Clay body The material used to form an article of pottery. Thus a potter might prepare, or order from a supplier, such an amount of earthenware body, stoneware body or porcelain body ...